TWI544480B - 于清擦音或塞擦音起段或迄段之時間性近處使用提高的時間解析度之音訊編碼器、音訊解碼器、系統、方法及電腦程式 - Google Patents
于清擦音或塞擦音起段或迄段之時間性近處使用提高的時間解析度之音訊編碼器、音訊解碼器、系統、方法及電腦程式 Download PDFInfo
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- TWI544480B TWI544480B TW103103526A TW103103526A TWI544480B TW I544480 B TWI544480 B TW I544480B TW 103103526 A TW103103526 A TW 103103526A TW 103103526 A TW103103526 A TW 103103526A TW I544480 B TWI544480 B TW I544480B
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
- G10L19/025—Detection of transients or attacks for time/frequency resolution switching
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361758078P | 2013-01-29 | 2013-01-29 | |
| PCT/EP2014/051635 WO2014118179A1 (en) | 2013-01-29 | 2014-01-28 | Audio encoders, audio decoders, systems, methods and computer programs using an increased temporal resolution in temporal proximity of onsets or offsets of fricatives or affricates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201443879A TW201443879A (zh) | 2014-11-16 |
| TWI544480B true TWI544480B (zh) | 2016-08-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW103103526A TWI544480B (zh) | 2013-01-29 | 2014-01-29 | 于清擦音或塞擦音起段或迄段之時間性近處使用提高的時間解析度之音訊編碼器、音訊解碼器、系統、方法及電腦程式 |
Country Status (17)
| Country | Link |
|---|---|
| US (2) | US10438596B2 (de) |
| EP (4) | EP4336501A3 (de) |
| JP (1) | JP6218855B2 (de) |
| KR (1) | KR101804649B1 (de) |
| CN (2) | CN105190748B (de) |
| AR (1) | AR094674A1 (de) |
| AU (1) | AU2014211474B2 (de) |
| BR (1) | BR112015018019B1 (de) |
| CA (2) | CA2899540C (de) |
| ES (2) | ES2790733T3 (de) |
| MX (1) | MX348916B (de) |
| PL (2) | PL2951815T3 (de) |
| PT (2) | PT2951815T (de) |
| RU (1) | RU2651425C2 (de) |
| SG (1) | SG11201505920RA (de) |
| TW (1) | TWI544480B (de) |
| WO (1) | WO2014118179A1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107924683B (zh) * | 2015-10-15 | 2021-03-30 | 华为技术有限公司 | 正弦编码和解码的方法和装置 |
| US10157621B2 (en) * | 2016-03-18 | 2018-12-18 | Qualcomm Incorporated | Audio signal decoding |
| CN110870006B (zh) * | 2017-04-28 | 2023-09-22 | Dts公司 | 对音频信号进行编码的方法以及音频编码器 |
| EP3742443B1 (de) * | 2018-01-17 | 2022-08-03 | Nippon Telegraph And Telephone Corporation | Decodiervorrichtung, verfahren und programm dafür |
| EP3742441B1 (de) * | 2018-01-17 | 2023-04-12 | Nippon Telegraph And Telephone Corporation | Codierungsvorrichtung, decodierungsvorrichtung, frikativbestimmungsvorrichtung und verfahren und programm dafür |
| US11575407B2 (en) | 2020-04-27 | 2023-02-07 | Parsons Corporation | Narrowband IQ signal obfuscation |
| US20230345195A1 (en) * | 2020-06-22 | 2023-10-26 | Sony Group Corporation | Signal processing apparatus, method, and program |
| US11849347B2 (en) | 2021-01-05 | 2023-12-19 | Parsons Corporation | Time axis correlation of pulsed electromagnetic transmissions |
| WO2022150804A1 (en) * | 2021-01-05 | 2022-07-14 | Parsons Corporation | Method and system for time axis correlation of pulsed electromagnetic transmissions |
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|---|---|---|---|---|
| JP3707116B2 (ja) * | 1995-10-26 | 2005-10-19 | ソニー株式会社 | 音声復号化方法及び装置 |
| JPH10124088A (ja) * | 1996-10-24 | 1998-05-15 | Sony Corp | 音声帯域幅拡張装置及び方法 |
| WO1999010719A1 (en) * | 1997-08-29 | 1999-03-04 | The Regents Of The University Of California | Method and apparatus for hybrid coding of speech at 4kbps |
| SE9903552D0 (sv) * | 1999-01-27 | 1999-10-01 | Lars Liljeryd | Efficient spectral envelope coding using dynamic scalefactor grouping and time/frequency switching |
| US6978236B1 (en) * | 1999-10-01 | 2005-12-20 | Coding Technologies Ab | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching |
| US20040138876A1 (en) * | 2003-01-10 | 2004-07-15 | Nokia Corporation | Method and apparatus for artificial bandwidth expansion in speech processing |
| ATE389934T1 (de) * | 2003-01-24 | 2008-04-15 | Sony Ericsson Mobile Comm Ab | Rauschreduzierung und audiovisuelle sprachaktivitätsdetektion |
| US7529664B2 (en) * | 2003-03-15 | 2009-05-05 | Mindspeed Technologies, Inc. | Signal decomposition of voiced speech for CELP speech coding |
| US7664642B2 (en) * | 2004-03-17 | 2010-02-16 | University Of Maryland | System and method for automatic speech recognition from phonetic features and acoustic landmarks |
| US20050215239A1 (en) * | 2004-03-26 | 2005-09-29 | Nokia Corporation | Feature extraction in a networked portable device |
| US8712768B2 (en) * | 2004-05-25 | 2014-04-29 | Nokia Corporation | System and method for enhanced artificial bandwidth expansion |
| US8744862B2 (en) | 2006-08-18 | 2014-06-03 | Digital Rise Technology Co., Ltd. | Window selection based on transient detection and location to provide variable time resolution in processing frame-based data |
| US7895034B2 (en) * | 2004-09-17 | 2011-02-22 | Digital Rise Technology Co., Ltd. | Audio encoding system |
| DE102005032724B4 (de) * | 2005-07-13 | 2009-10-08 | Siemens Ag | Verfahren und Vorrichtung zur künstlichen Erweiterung der Bandbreite von Sprachsignalen |
| EP1892703B1 (de) * | 2006-08-22 | 2009-10-21 | Harman Becker Automotive Systems GmbH | Verfahren und System zur Bereitstellung eines Tonsignals mit erweiterter Bandbreite |
| EP2015293A1 (de) * | 2007-06-14 | 2009-01-14 | Deutsche Thomson OHG | Verfahren und Vorrichtung zur Kodierung und Dekodierung von Audiosignalen über adaptiv geschaltete temporäre Auflösung in einer Spektraldomäne |
| CN101790756B (zh) * | 2007-08-27 | 2012-09-05 | 爱立信电话股份有限公司 | 瞬态检测器以及用于支持音频信号的编码的方法 |
| US8373338B2 (en) | 2008-10-22 | 2013-02-12 | General Electric Company | Enhanced color contrast light source at elevated color temperatures |
| PL2304723T3 (pl) * | 2008-07-11 | 2013-03-29 | Fraunhofer Ges Forschung | Urządzenie i sposób dekodowania zakodowanego sygnału audio |
| JP5551694B2 (ja) * | 2008-07-11 | 2014-07-16 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | 多くのスペクトルエンベロープを計算するための装置および方法 |
| JP5010743B2 (ja) * | 2008-07-11 | 2012-08-29 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | スペクトル傾斜で制御されたフレーミングを使用して帯域拡張データを計算するための装置及び方法 |
| EP2144230A1 (de) * | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiokodierungs-/Audiodekodierungsschema geringer Bitrate mit kaskadierten Schaltvorrichtungen |
| EP2224433B1 (de) * | 2008-09-25 | 2020-05-27 | Lg Electronics Inc. | Vorrichtung zur Verarbeitung eines Audiosignals und Verfahren dafür |
| TWI520128B (zh) * | 2008-10-08 | 2016-02-01 | 弗勞恩霍夫爾協會 | 多解析度切換音訊編碼／解碼方案（一） |
| CN101751926B (zh) * | 2008-12-10 | 2012-07-04 | 华为技术有限公司 | 信号编码、解码方法及装置、编解码系统 |
| BR112012009249B1 (pt) * | 2009-10-21 | 2021-11-09 | Dolby International Ab | Aparelho e método para gerar um sinal de áudio de alta frequência usando sobreamostragem conformável |
| EP2362375A1 (de) * | 2010-02-26 | 2011-08-31 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Gerät und Verfahren zur Änderung eines Audiosignals durch Hüllkurvenenformung |
| CN102419977B (zh) * | 2011-01-14 | 2013-10-02 | 展讯通信（上海）有限公司 | 瞬态音频信号的判别方法 |
| EP2721610A1 (de) * | 2011-11-25 | 2014-04-23 | Huawei Technologies Co., Ltd. | Vorrichtung und verfahren zur kodierung eines eingangssignals |
-
2014
- 2014-01-28 EP EP24153288.6A patent/EP4336501A3/de not_active Withdrawn
- 2014-01-28 CN CN201480018073.1A patent/CN105190748B/zh active Active
- 2014-01-28 EP EP20159123.7A patent/EP3680899B1/de active Active
- 2014-01-28 PL PL14702516T patent/PL2951815T3/pl unknown
- 2014-01-28 SG SG11201505920RA patent/SG11201505920RA/en unknown
- 2014-01-28 CN CN201910955621.8A patent/CN110853667B/zh active Active
- 2014-01-28 PL PL17191504T patent/PL3279894T3/pl unknown
- 2014-01-28 AU AU2014211474A patent/AU2014211474B2/en active Active
- 2014-01-28 BR BR112015018019-1A patent/BR112015018019B1/pt active IP Right Grant
- 2014-01-28 RU RU2015136773A patent/RU2651425C2/ru active
- 2014-01-28 EP EP17191504.4A patent/EP3279894B1/de active Active
- 2014-01-28 PT PT147025167T patent/PT2951815T/pt unknown
- 2014-01-28 KR KR1020157023517A patent/KR101804649B1/ko active Active
- 2014-01-28 ES ES17191504T patent/ES2790733T3/es active Active
- 2014-01-28 CA CA2899540A patent/CA2899540C/en active Active
- 2014-01-28 JP JP2015554198A patent/JP6218855B2/ja active Active
- 2014-01-28 EP EP14702516.7A patent/EP2951815B1/de active Active
- 2014-01-28 MX MX2015009754A patent/MX348916B/es active IP Right Grant
- 2014-01-28 CA CA2961336A patent/CA2961336C/en active Active
- 2014-01-28 WO PCT/EP2014/051635 patent/WO2014118179A1/en not_active Ceased
- 2014-01-28 PT PT171915044T patent/PT3279894T/pt unknown
- 2014-01-28 ES ES14702516.7T patent/ES2659001T3/es active Active
- 2014-01-29 TW TW103103526A patent/TWI544480B/zh active
- 2014-01-29 AR ARP140100290A patent/AR094674A1/es active IP Right Grant
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2015
- 2015-07-29 US US14/812,636 patent/US10438596B2/en active Active
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2019
- 2019-08-12 US US16/538,500 patent/US11205434B2/en active Active
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